<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8" />
        <meta http-equiv="X-UA-Compatible" content="IE=edge">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>5.列表过滤_computed实现</title>
        <!-- 引入Vue -->
        <script type="text/javascript" src="../js/vue.js"></script>
    </head>
    <body>
        <!-- 准备好一个容器-->
        <div id="demo">
            <h2>人员列表</h2>
            <input type="text" v-model= "keyWord">
            <ul>
                <li v-for = "p in persons2" :key="p.id">
                    {{p.name}} - {{p.age}} - {{p.gender}}
                </li>
            </ul>
        </div>
    </body>

    <script type="text/javascript">
        //阻止 vue 在启动时生成生产提示。
        Vue.config.productionTip = false
        new Vue({
            el:'#demo',
            data:{
                keyWord:'',
                persons:[
                    {id:'001',name:'马冬梅',age:19,gender:'女'},
					{id:'002',name:'周冬雨',age:20,gender:'女'},
					{id:'003',name:'周杰伦',age:21,gender:'男'},
					{id:'004',name:'帅邓伦',age:22,gender:'男'},
                ],
            },
            computed:{
                persons2(){
                    return this.persons.filter(person =>person.name.indexOf(this.keyWord) !== -1)
                }
            }
        })
    </script>
</html>